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J5: Reserved
The 3-pin connector, J5, is reserved. A jumper must be installed
across pins 1 and 2.
J6: Reader interface connector
The 10-pin connector, J6, is the reader interface connector.
If a tamper switch is desired, connect a single-pole, single-throw
(SPST), normally-closed pushbutton switch (installer supplied) to
connector J6, pins 8 and 9 on the WIU-4. When used with a
Micro/5-PX, Micro/5-PXN, M5PXNplus, Micro/PX-2000,
Micro/PXN-2000, M2000PXNplus, or M3000PXNplus, the
WIU-4 sends a supervised reader alarm message.
Table 2.
J6 Reader interface connector
PIN Description
Power 12 VDC fused power to reader, 250 mA maximum
*
1
2
Ground
3
Wiegand DATA 0, normally at 5 VDC
4
Wiegand DATA 1, normally at 5 VDC
5
Green LED switches to ground during door unlock time
6
Red LED switches to ground to activate the red LED.
7
Signal switches to ground to activate the beeper
Tamper Select
**
8
0 VDC = no tamper
open = tamper
Tamper Common (ground output)
**
9
10* Power 5 VDC non-fused power to reader
* Use pin 1 or pin 10 for reader power, not both.
** If the tamper feature is not used, a jumper must be installed across pins 8 and 9.
Configuring the WIU-4
11
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